LG LBNR0551QC.APUNEB Owner's manual

IMPORTANT

Please read through this manual. It contains valuable

information about your air conditioner. This manual may

help save time and money by explaining proper product

maintenance and preventing improper use.

PRECAUTIONS

Pay close attention to precautions in order to prevent

potential hazards and damage from misuse or improper

installation. LG is not responsible for any damages caused

by misuse of the product.

LG

Ceiling Duct-Type Air Conditioner

OWNER'S MANUAL

LG

LG Electronics India Pvt. Ltd.

Regd. Office : A-27, Mohan Cooperative Industrial

Estate, Mathura Road, New Delhi-110044.

www.lg.com

MFL37347406

F or Your Records

R

ead This Manual

CAUTION

3

Ceiling Duct-Type Air Conditioner Owner’s Manual

TABLE OF CONTENTS

Write the model and serial numbers here:

Model #

Serial #

You can find them on a label on the side of each unit.

Dealer's Name

Date Purchased

Inside you will find many helpful hints on how to use

and maintain your air conditioner properly. Just a little

preventive care on your part can save you a great

deal of time and money over the life of your air

conditioner.

You'll find many answers to common problems in the

chart of troubleshooting tips. If you review our chart of

Troubleshooting Tips first, you may not need to call

for service at all.

• Contact the authorized service technician for repair

or maintenance of this unit.

• Contact the installer for installation of this unit.

• The air conditioner is not intended for use by young

children or invalids without supervision.

• Young children should be supervised to ensure that

they do not play with the air conditioner.

• When the power cord is to be replaced, replacement

work shall be performed by authorized personnel

only.

• Installation work must be performed in accordance

with the national wiring standards by authorized

personnel only.

1. Safety Precautions

2. Operating Instructions

3. Care and Maintenance

4. Before you call for service

4

WARNING

CAUTION

Never Do This

Always Do This

WARNING

Precautions

Safety

Precautions

To prevent injury and property damage, follow these instructions.

Incorrect operation due to ignoring instructions will cause harm or damage, the seriousness of which is

indicated by the following symbols.

n

Do not install, remove and reinstall the unit by yourself.

• Improper installation will cause water leakage, electrical shock, or fire. Please consult

authorized dealer or specialist for the installation work. Please note fault caused by improper

installation is not covered by warranty.

• Unit must be installed in an easily accessible area. Any additional cost required to hire a

special equipment to service the unit will be the responsibility of the customer.

This symbol shows the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage to property.

Installation precautions

5

6

7

8

9

Operating Instructions

Operating

Instructions

10

Name and Function of Remote Controller

OPERATION DISPLAY SCREEN

Displays the command / function

set by the user on the remote.

ROOM TEMPERATURE SETTING

BUTTONS

Used to select the room temperature.

INDOOR FAN SPEED SELECTOR

\BUTTON

Used to select fan speed low, medium

and high.

START/STOP BUTTON

Used to turn on/off the unit.

OPERATION MODE SELECTION

BUTTON

Used to select the operation mode.

WIRELESS REMOTE CONTROLLER

RECEIVER

Optional feature - some functions may

not work from wireless remote

AIRFLOW BUTTON

Optional feature - used to select the

wind direction

SUB FUNCTION BUTTON

Used to select the sub-function

FUNCTION SETTING BUTTON

Used to select the add-on function

VENTILATION BUTTON

Used to on/off the ventilation

RESERVATION

Used to set on timer, off timer,

holiday & weekly programming.

UP, DOWN, LEFT, RIGHT BUTTON

Used with different functions to change

the parameter.

ROOM TEMPERATURE BUTTON

Used to check the indoor temperature.

SET/CANCEL BUTTON

Used to set/cancel the command.

EXIT BUTTON

Used to exit from the command.

11

IDU Fan Speed Provision

Capacity

66K BTU/h 3 Speed (Hi, Low and Medium)

IDU Fan Speed

Installer Setting Code Table

1) General air-conditioner product

Some contents may not be displayed depending on the product function

No. Function Code Value

1 Test Run 01 01:Set

2 Address Setting 02 00~FF : Address

01:VeryLow 0 ~ 255

02:Low

3 E.S.P. Value 03

03:Med

04:High

05:Very High

01:Remo

4 Thermistor 04 02:Indoor

03:2TH

01:Med

02:Low

5 Ceiling Height 05

03:High

04:Very High

01:V-H

02:F-H

6 Static Pressure 06

03:V-L

04:F-L

7 Master Setting 07

00:Slave

01:Master

8 Override Setting 08

00:Slave

01:Master

9 Dry Contact 09

00:Auto-Off

01:Auto-On

10

Release 3 Min.

10 01:Set

Delay

11 Zone State 11

01:Variable

02:Fixed

12

Celsius

12

00:Celsius

(Optimized only for U.S.A)

Fahrenheit Switching 01:Fahrenheit

13 Zone Type 13

00:Zone Controller

01:Damper Controller

14 Zone Number 14 02~04(Zone number)

15 Plasma 20

16 Electric heater 21

17 Humidifier 22

00: Not Installed

18 Elevation Grill 23

01: Installed

19 Ventilation Kit 24

20 AUX Heat 25

Function Code ESP valueESP step

12

Standard Operation - Standard Cooling

Press button to turn on the

indoor.

1

Press button to select

Cooling operation mode.

2

Adjust the desired temperature

by pressing buttons.

Press button to check the

Room temperature.

3

Owner's instruction

Setting Temp Range : 18˚C~30˚C (64˚F~86˚F)

It cools the room by comfortable and clean air.

13

Standard Operation - Power Cooling (Optional)

Press button to trun on the

indoor.

1

Press button to select

cooling operation mode.

2

Press button continuously

until 'Po' displayed.

3

Power cooling can be used to cool the room quickly in hot summer.

It supplies warm wind to the indoor

Standard Operation - Heating Mode (Optional)

Press button to turn on the

indoor.

1

Press button to select

Heating mode.

(To check the indoor temperature,

press the room temperature button.)

2

Adjust the desired temperature

by pressing buttons.

When setting the desired

temperature lower than room

temperature, there is only

ventilation wind.

3

What is Power Cooling?

• Desired temperature: Po (actually 18°C)

• Wind flow: power wind

• Wind direction: fix to air-cooling position

Partial product has no power air-cooling function.

• Heating drive only operates at the cooling and heating model.

•

Heating doesn't operate at cooling exclusive model.

It make room temperature

drop fast by running

}

14

Standard Operation - Dehumidification Mode

Press button to turn on the

indoor.

1

Press button to select

Dehumidification mode.

The temperature setting can not be

adjusted during operation this mode.

2

Press the

in order of low

medium

high

(The initial wind powerfulness of

humidity removal drive is 'low'.)

3

Press button to turn on the

indoor.

1

Press button to select Fan

Mode.

2

Every time pressing button, you

can select in order of low

medium high

3

Standard Operation - Fan Mode

This mode dehumidification without overcooling.

It blows the air as it is in the indoor, not the cold wind.

•

In rainy season or high humidity climate, it is possible to operate simultaneously dehumidifier and

cooling mode to remove humidity effectively.

15

Press button to turn on the

indoor.

1

Press button to select

Artificial intelligence Mode.

2

You can adjust

the temperature

as the picture on

the right for

cooling and

heating model.

3

For the case of

cooling exclusive,

as the picture on

the right, you can

adjust the

temperature from

hot to cold, from

"-2" to "2" based

on "00".

4

When cold

When cool

When appropriate

When warm

When hot

Standard Operation - Auto Operation Mode

During operating Auto Operation mode :

• We can use the FAN SPEED button

• We can change manually to other operation mode.

16

Standard Operation - Temperature Setting/Room Temperature Check

We can simply adjust the desired

temperature.

• Press the buttons to adjust the

desired temperature.

: Increase 1°C or 2°F per one time

pressing

: Decrease 1°C or 2°F per one time

pressing

Cooling operation:

- The cooling mode doesn't work if

desired temperature is higher than room

temperature Please lower the desired

temperature.

Heating operation:

- The heating mode doesn't work if desired

temperature is lower than room

temperature Please increase the desired

temperature.

1

Whenever press button, the room

temperature will be displayed within 5

seconds.

After 5 seconds, it turns to display the

desired temperature.

Because of location of remote controller,

the real room temperature and the this

displayed value can be different

1

Temperature Setting

Room Temperature Check

• For air-cooling drive, from 18°C to 30°C, and for heating drive, from 16°C to 30°C, you can select

desired temperature.

• 5°C is proper for the difference between room and outside temperature.

• Room temp: Indicate the current room

temperature.

• Set temp: Indicate the temperature that user

want to set.

Depend on what kind of controller, the desired

temperature can be adjusted at 0.5°C or 1°F.

17

Power saving air-cooling function is the function to improve use's comfortableness and power saving

capacity by adjusting desired temperature while running air-cooling

Sub function - Energy-Saving Cooling Operation (Optional)

Repeatedly pressing button

until icon flash.

1

Operate or cancel Energy-Saving

function by pressing

button.

(To cancel power saving function,

you move to power saving menu by

pressing button, and then if pressing

button, power saving icon disappears

and the function is cancelled.

)

2

Press button to exit.

After setup, it automatically

gets out of setup mode if there

is no button input for 25

seconds.

When exiting without pressing set

button, the manipulated value is not

reflected.

3

• Power saving function is possible to setup only when running air-cooling.

• Power saving function might not be operated at the partial product.

18

It is the function to use preventing children or others from careless using.

Function setting - Child Lock

Press button repeatedly until

the is flashing.

1

If moving to 'setup' icon area by

using button, 'setup' icon

blinks, and child lock function is

setup if pressing button at

that time.

2

When cancelling lock function, if moving

to 'cancel' icon by pressing button

and then, pressing button, child lock

function is cancelled.

3

Press button to exit.

After setup, it automatically gets out of

setup mode if there is no button input

for 25 seconds.

When exiting without pressing set

button, the manipulated value is not

reflected.

4

This function is to clear the indicator of indoor filter cleaning.

Function setting - Filter Sign Clear

Press button repeatedly

until the is flashing.

1

When the is flashing, press

the to clear this display

2

• When filter is covered by dust, it will reduce cooling/heating efficiency and consume more

electric power. Therefore. do clean the filter whenever cleaning time is expired.

Filter cleaning indication is automatically cancelled without the separate cancellation after certain

period of time.

19

Function setting - Current Time

Please press function setup

button. If pressing function setup

button repeatedly, it moves to

time setup menu. ‘Time setup’

icon is indicated at that time and date

blinks at current time indication area.

Ex) Changing Current Time as

'Monday / AM 10:20'.

1

Press key to adjust the current

day.

2

Press key to move to AM/ PM setting

mode (the 'AM/ PM segment will flash).

3

Setting AM/ PM value by

pressing button.

4

Press button to move to 'Hour'

setting mode. (the 'Hour' segment will

flash)

5

Setting Hour value by pressing

button.

6

This Procedure sets the current time and day of the week.

20

Press button to move to 'Minute'

setting mode. (the 'Minute' segment will

flash)

7

Setting Minute value by pressing

button.

8

Press button to finish.

9

In the process, press

button to release and exit

from setting mode.

(In case of exit with

incomplete information, it will return to

the previous setting)

When exiting without pressing set

button, the manipulated value is not

reflected.

10

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LG LBNR0551QC.APUNEB Owner's manual

LG LBNR0551QC.APUNEB Owner's manual

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